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Santiago de Compostela Weather and Climate: A Comprehensive Guide

The temperature in Santiago de Compostela can vary greatly throughout the year. The temperatures shift from warm to mild. It also has a relatively rainy climate with high levels of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

Depending on the time of the year, temperatures range from comfortable to moderate in Santiago de Compostela. On average, daytime temperatures range from a comfortable 25°C in August to a moderate 13°C in February.

Nighttime temperatures can drop, with average lows reaching 6°C in February. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Santiago de Compostela has a relatively rainy climate with high precipitation levels, averaging 1368 mm of rainfall annually. The seasons in Santiago de Compostela, bring significant changes in precipitation. The wettest month, November, receives heavy rainfall, with an average of 168 mm of precipitation. This rainfall is distributed across 19 rainy days.

In contrast, the driest month, July, experiences much less rainfall, totaling 37 mm over 9 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Santiago de Compostela Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

In Santiago de Compostela, summer days are longer and more sunny, with daily sunshine hours peaking at 8.2 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.8 hours per average day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Forecast for Santiago de Compostela

Sat   Dec 21
11°C | 5°C
SW 1 m/s
overcast and no rain

overcast and no rain

Sun   Dec 22
15°C | 9°C
NW 1 m/s
0.5 mm
broken clouds and slight rain

broken clouds and slight rain

Mon   Dec 23
13°C | 7°C
NE 2 m/s
partly cloudy and no rain

partly cloudy and no rain

The best time of year to visit Santiago de Compostela in Spain

During the months of June, July, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which months have the greatest rainfall in Santiago de Compostela?
    Most rainfall (rainy season) is seen in January, October, November and December.
  • Which is the warmest month in Santiago de Compostela?
    August has an average maximum temperature of 25°C and is the warmest month of the year.
  • Which is the coldest month in Santiago de Compostela?
    The coldest month is February with an average maximum temperature of 13°C.
  • Which is the wettest month in Santiago de Compostela?
    November tops the wettest month list with 168 mm of rainfall.
  • Which is the driest month in Santiago de Compostela?
    July is the driest month with 37 mm of precipitation.
  • Which is the sunniest month in Santiago de Compostela?
    July is the sunniest month with an average of 245 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.